<!DOCTYPE html>
<html>
<head lang="en">
    <meta charset="UTF-8">
    <!--<meta name="flexible" content="initial-dpr=2" />-->
    <title></title>
    <script src="lib/flexible/flexible.js"></script>
    <script src="lib/flexible/flexible_css.js"></script>
    <style>
        * {
            padding: 0;
            margin: 0;
        }
        h3 {
            width: 100%;
            height: 0.8rem;
            line-height: 0.8rem;
            font-size: 18px;
            background-color: pink;
        }
        [data-dpr='2'] h3{
            font-size: 36px;
        }
        [data-dpr='3'] h3 {
            font-size: 54px;
        }
    </style>
</head>
<body>
    <header>
        <h3>
            <span class="logo"></span>
            <span class="downApp"></span>
            <span class="search"></span>
        </h3>
        <nav>
            <ul>
                <li>新歌</li>
                <li>排行</li>
                <li>歌单</li>
                <li>歌手</li>
                <li>彩铃</li>
            </ul>
        </nav>
    </header>
</body>
</html>